Ethyl 5-(bromomethyl)-2-(difluoromethyl)-4-methylpyridine-3-carboxylate
Ethyl 5-(bromomethyl)-2-(difluoromethyl)-3-methylpyridine-6-carboxylate
6-(Bromomethyl)-2-(difluoromethyl)-4-methylpyridine-3-acetonitrile
2-(Bromomethyl)-6-(difluoromethyl)-4-methylpyridine-3-acetonitrile